What is the flight distance between APA and SEA?

Distance between Arapahoe County Airport (APA) and Seattle/Tacoma International Airport (SEA) is 1653 kilometers or 1027 miles.

Distance From Arapahoe County Airport to Seattle/Tacoma International Airport (APA - SEA Distance)

Q: How long is the flight from APA to SEA?

Flight time from Arapahoe County Airport, Denver, United States to Seattle/Tacoma International Airport, Seattle, United States is 2 hours 3 minutes under avarage conditions.

Q: What is the time difference between Denver, United States and Seattle, United States?

Time difference between Denver (United States) and Seattle (United States) is 0 Hours. It is currently 03:05 in Arapahoe County Airport (APA) and 03:05 in Seattle/Tacoma International Airport (SEA).

The flight distance from Arapahoe County Airport (APA) to Seattle/Tacoma International Airport (SEA) is 1027 miles. This is equivalent to 1653 kilometers or 892 nautical miles. The distance shown below is the straight line distance (may be called as flying or air distance) or direct flight distance between airports.

1653 kilometers is the distance from Arapahoe County Airport, United States to Seattle/Tacoma International Airport, United States.

Flight Duration between Denver, United States and Seattle, United States

Estimated flight time from Arapahoe County Airport, Denver, United States to Seattle/Tacoma International Airport, Seattle, United States is 2 hours 3 minutes under avarage conditions. The flight time calculator assumes an average flight speed for a commercial airliner of 500 mph, which is equivalent to 805 km/hr or 434 knots. Your actual flying time may vary depending on wind speeds or weather conditions.

Time Difference Between the Airports • APA - SEA

Time difference between Denver (United States) and Seattle (United States) is 0 Hours.
Current local time in Denver is 2026-06-04, 03:05:16 MDT and time in Seattle is 2026-06-04, 03:05:16 MDT.

Arapahoe County Airport to Seattle/Tacoma International Airport Flight Route Map - APA to SEA Flight Path

Location of Arapahoe County Airport & Seattle/Tacoma International Airport is given below.
Click the map to view Denver to Seattle nonstop flight path and travel direction.

Click to see flight route on Google Map between Denver, United States and Seattle, United States. .

Nonstop flight route between Denver, United States and Seattle, United States.

Arapahoe County Airport
City:	Denver
Country:	United States
IATA Code:	APA
ICAO Code:	KAPA
GPS Coordinates:	Latitude: N 39° 34' 12.4'' Longitude: W 104° 50' 57.5''
Current time:	2026-06-04, 03:05:16 MDT
Current weather:	Arapahoe County Airport 15 day weather forecast

Seattle/Tacoma International Airport
City:	Seattle
Country:	United States
IATA Code:	SEA
ICAO Code:	KSEA
GPS Coordinates:	Latitude: N 47° 26' 56.4'' Longitude: W 122° 18' 33.5''
Current time:	2026-06-04, 03:05:16 MDT
Current weather:	Seattle/Tacoma International Airport 15 day weather forecast
Flights: